@incollection{Colbert:2009:RDS,
 author = {Mark Colbert and Jaroslav K{\v{r}}iv{\'a}nek},
 title  = {Real-time dynamic shadows for image-based lighting},
 booktitle = {ShaderX 7 - Advanced Rendering Technicques},
 publisher = {Charles River Media},
 year = {2009},
 isbn = {1584505982, 978-1584505983}
}